func main() {
if len(os.Args) != 3 {
println("Usage:", os.Args[0], "AnchorPath Service")
os.Exit(1)
}
file, err := anchorfs.OpenFile(os.Args[1])
if err != nil {
fmt.Fprintf(os.Stderr, "Problem opening (%s)", err)
os.Exit(1)
}
x, err := circuit.TryDial(file.Owner(), "acid")
if err != nil {
fmt.Fprintf(os.Stderr, "Problem dialing 'acid' service (%s)", err)
os.Exit(1)
}
defer func() {
if p := recover(); p != nil {
fmt.Fprintf(os.Stderr, "Worker disappeared during call (%#v)", p)
os.Exit(1)
}
}()
r := x.Call("OnBehalfCallStringer", os.Args[2], "Stat")
fmt.Println(r[0].(string))
}
func tailViaCircuit(addr circuit.Addr, jailpath string) {
x, err := circuit.TryDial(addr, "acid")
if err != nil {
fmt.Fprintf(os.Stderr, "Problem dialing 'acid' service (%s)", err)
os.Exit(1)
}
defer func() {
if p := recover(); p != nil {
fmt.Fprintf(os.Stderr, "Worker disappeared during call (%#v)", p)
os.Exit(1)
}
}()
r := x.Call("JailTail", jailpath)
if r[1] != nil {
fmt.Fprintf(os.Stderr, "Open problem: %s\n", r[1].(error))
os.Exit(1)
}
io.Copy(os.Stdout, teleio.NewClient(r[0].(circuit.X)))
/*
tailr := teleio.NewClient(r[0].(circuit.X))
for {
p := make([]byte, 1e3)
n, err := tailr.Read(p)
if err != nil {
println(err.Error(),"+++")
break
}
println("n=", n)
}*/
}
func main() {
if len(os.Args) != 2 {
println("Usage:", os.Args[0], "AnchorPath")
os.Exit(1)
}
file, err := anchorfs.OpenFile(os.Args[1])
if err != nil {
log.Printf("Problem opening (%s)", err)
os.Exit(1)
}
x, err := circuit.TryDial(file.Owner(), "acid")
if err != nil {
log.Printf("Problem dialing acid service (%s)", err)
os.Exit(1)
}
defer func() {
if p := recover(); p != nil {
log.Printf("Worker disappeared during call (%#v)", p)
os.Exit(1)
}
}()
retrn := x.Call("RuntimeProfile", "goroutine", 1)
if err, ok := retrn[1].(error); ok && err != nil {
log.Printf("Problem obtaining runtime profile (%s)", err)
os.Exit(1)
}
fmt.Println(string(retrn[0].([]byte)))
}
func topFile(anchor string, id circuit.WorkerID, addr circuit.Addr) {
x, err := circuit.TryDial(addr, "acid")
if err != nil {
fmt.Fprintf(os.Stderr, "Problem dialing acid service (%s)", err)
os.Exit(1)
}
defer func() {
if p := recover(); p != nil {
fmt.Fprintf(os.Stderr, "%40s: Worker disappeared during call (%#v)\n", anchor, p)
os.Exit(1)
}
}()
r := x.Call("Stat")[0].(*acid.Stat)
fmt.Printf("%40s: user=%s sys=%s #malloc=%d #free=%d\n",
anchor, FormatBytes(r.MemStats.Alloc), FormatBytes(r.MemStats.Sys),
r.MemStats.Mallocs, r.MemStats.Frees,
)
}
func main() {
if len(os.Args) != 3 {
println("Usage:", os.Args[0], "AnchorPath DurationSeconds")
os.Exit(1)
}
// Parse duration
dursec, err := strconv.Atoi(os.Args[2])
if err != nil {
fmt.Fprintf(os.Stderr, "Problem parsing duration (%s)\n", err)
os.Exit(1)
}
dur := time.Duration(int64(dursec) * 1e9)
// Find anchor file
file, err := anchorfs.OpenFile(os.Args[1])
if err != nil {
fmt.Fprintf(os.Stderr, "Problem opening (%s)\n", err)
os.Exit(1)
}
x, err := circuit.TryDial(file.Owner(), "acid")
if err != nil {
fmt.Fprintf(os.Stderr, "Problem dialing acid service (%s)\n", err)
os.Exit(1)
}
defer func() {
if p := recover(); p != nil {
fmt.Fprintf(os.Stderr, "Worker disappeared during call (%#v)\n", p)
os.Exit(1)
}
}()
// Connect to worker
retrn := x.Call("CPUProfile", dur)
if err, ok := retrn[1].(error); ok && err != nil {
fmt.Fprintf(os.Stderr, "Problem obtaining CPU profile (%s)\n", err)
os.Exit(1)
}
fmt.Println(string(retrn[0].([]byte)))
}
func getReducerTop(addr circuit.Addr, lk *sync.Mutex, top *SortablePosts) {
// Obtain cross-runtime pointer to reducer service on the worker owning file f
x, err := circuit.TryDial(addr, "reducer-service")
if err != nil {
println("dial", addr.String(), "error", err.Error())
// Skip reducers that seem to be dead
return
}
// Catch panics due to dead worker and return empty list of top ten posts in this case
defer func() {
if p := recover(); p != nil {
fmt.Fprintf(os.Stderr, "%s.Top panic: %#v\n", x.String(), p)
}
}()
// Fetch top ten posts
rtop := x.Call("Top")[0].([]*Post)
lk.Lock()
defer lk.Unlock()
println("Reducer", addr.String(), "contributed", len(rtop), "posts")
(*top) = append(*top, rtop...)
}
